Hydrostatic pressure testing of the inlet valves (with open and closed disc) under a pressure of 1, 5 times the maximumstaticpressure plus water hammer for 30 minutes.
持续30分钟1.5倍的最大静压与水锤压力下，对入口阀(带打开和关闭盘)的静水压试验。
2
When placing order, please clearly indicate product model, precision grade, measurement range, maximumstaticpressure, material quality, connecting method and whether valve assembly is involved.
订货时须注明产品的型号、精度等级、测量范围、最大静压、材质、连接方式及是否装配阀组。
3
Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximumstatic head. The leakage shall not exceed the amount guaranteed by the Contractor.